PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/08/15-00:27:30
G08     303.5          20.1                9.2 +/-    2.41      20.2 +/-    2.41  0.080 / 0.120
G10     358.3          62.5                5.9 +/-    0.64       6.6 +/-    0.64  0.100 / 0.120
G14     224.4          39.7               10.3 +/-    1.64      15.0 +/-    1.64  0.060 / 0.080
G20     56.9           55.2                7.4 +/-    0.51       8.8 +/-    0.51  0.060 / 0.100
G21     143.5          47.2                9.2 +/-    0.77      12.0 +/-    0.77  0.030 / 0.040
G24     62.6           28.3                5.7 +/-    0.78      10.3 +/-    0.78  0.050 / 0.040
G27     261.5          34.8                8.4 +/-    0.76      13.3 +/-    0.76  0.050 / 0.080
G32     234.8          62.3               10.2 +/-    0.79      11.4 +/-    0.79  0.050 / 0.090